Acute Intermittent Porphyria

An 28-year-old woman presents with colicky abdominal pain. She fidgets around and sporadically has weeping spells, reports tingling in her fingers and toes, and has no significant past medical history with no official psychiatric history. On physical exam, she is found to be tachycardic. Her abdominal exam is normal, without tenderness on palpation. Neurologic exam is normal. Abdominal radiographs are completely normal. Porphobilinogen was found to be positive in high titers in her urine.